Seasons & Episode
At the end of her first year of high school, Futaba has a fateful reuion. Tanaka Kou, her first love -- who transferred without warning and disappeared from her life in middle school -- appears before her for the first time in three years.
Futaba tells Yuuri and Shuuko about Kou's words: "Caring for things brings a lot of trouble." Futaba and Yuuri's worries about Kou deepen when they learn that his grades at school have been bad, too. So they bring Shuuko and Kominato along for a "study meeting" at Kou's house.
While Kou was going to middle school in Nagasaki, he lost his mother to an illness. Futaba finally realizes the pain Kou feels over that sense of powerlessness. Hoping to open Kou's heart the way that Kou opened hers, she chases after Kou and desperately expresses her feelings to him.
At the end of her first year of high school, Futaba Yoshioka suddenly has a chance encounter with her first love, Kou Tanaka. Three years ago, he transferred schools before she was able to say how she felt about him. After meeting each other again, Futaba realizes that he has gone through many changes. He acts more cool and even had his last name changed to Mabuchi. Gradually the two rekindle their love while piecing together what had happened in the time that they were apart.